Annotation of mandoc/mdoc_man.c, Revision 1.46
1.46 ! schwarze 1: /* $Id: mdoc_man.c,v 1.45 2012/11/19 02:08:33 schwarze Exp $ */
1.1 schwarze 2: /*
1.11 schwarze 3: * Copyright (c) 2011, 2012 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 4: *
5: * Permission to use, copy, modify, and distribute this software for any
6: * purpose with or without fee is hereby granted, provided that the above
7: * copyright notice and this permission notice appear in all copies.
8: *
9: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16: */
1.7 kristaps 17: #ifdef HAVE_CONFIG_H
18: #include "config.h"
19: #endif
20:
1.12 schwarze 21: #include <assert.h>
1.1 schwarze 22: #include <stdio.h>
23: #include <string.h>
24:
25: #include "mandoc.h"
1.11 schwarze 26: #include "out.h"
1.4 kristaps 27: #include "man.h"
1.1 schwarze 28: #include "mdoc.h"
29: #include "main.h"
30:
1.42 schwarze 31: #define DECL_ARGS const struct mdoc_meta *meta, \
1.20 schwarze 32: const struct mdoc_node *n
1.1 schwarze 33:
34: struct manact {
1.5 kristaps 35: int (*cond)(DECL_ARGS); /* DON'T run actions */
36: int (*pre)(DECL_ARGS); /* pre-node action */
37: void (*post)(DECL_ARGS); /* post-node action */
38: const char *prefix; /* pre-node string constant */
39: const char *suffix; /* post-node string constant */
1.1 schwarze 40: };
41:
1.5 kristaps 42: static int cond_body(DECL_ARGS);
1.1 schwarze 43: static int cond_head(DECL_ARGS);
1.26 schwarze 44: static void font_push(char);
45: static void font_pop(void);
1.34 schwarze 46: static void post__t(DECL_ARGS);
1.5 kristaps 47: static void post_bd(DECL_ARGS);
1.27 schwarze 48: static void post_bf(DECL_ARGS);
1.13 schwarze 49: static void post_bk(DECL_ARGS);
1.30 schwarze 50: static void post_bl(DECL_ARGS);
1.5 kristaps 51: static void post_dl(DECL_ARGS);
1.1 schwarze 52: static void post_enc(DECL_ARGS);
1.28 schwarze 53: static void post_eo(DECL_ARGS);
1.17 schwarze 54: static void post_fa(DECL_ARGS);
1.29 schwarze 55: static void post_fd(DECL_ARGS);
1.26 schwarze 56: static void post_fl(DECL_ARGS);
1.16 schwarze 57: static void post_fn(DECL_ARGS);
1.17 schwarze 58: static void post_fo(DECL_ARGS);
1.26 schwarze 59: static void post_font(DECL_ARGS);
1.15 schwarze 60: static void post_in(DECL_ARGS);
1.30 schwarze 61: static void post_it(DECL_ARGS);
1.14 schwarze 62: static void post_lb(DECL_ARGS);
1.5 kristaps 63: static void post_nm(DECL_ARGS);
1.1 schwarze 64: static void post_percent(DECL_ARGS);
1.5 kristaps 65: static void post_pf(DECL_ARGS);
1.3 schwarze 66: static void post_sect(DECL_ARGS);
1.5 kristaps 67: static void post_sp(DECL_ARGS);
1.18 schwarze 68: static void post_vt(DECL_ARGS);
1.34 schwarze 69: static int pre__t(DECL_ARGS);
1.22 schwarze 70: static int pre_an(DECL_ARGS);
1.3 schwarze 71: static int pre_ap(DECL_ARGS);
72: static int pre_bd(DECL_ARGS);
1.27 schwarze 73: static int pre_bf(DECL_ARGS);
1.13 schwarze 74: static int pre_bk(DECL_ARGS);
1.30 schwarze 75: static int pre_bl(DECL_ARGS);
1.3 schwarze 76: static int pre_br(DECL_ARGS);
1.8 schwarze 77: static int pre_bx(DECL_ARGS);
1.1 schwarze 78: static int pre_dl(DECL_ARGS);
1.5 kristaps 79: static int pre_enc(DECL_ARGS);
1.26 schwarze 80: static int pre_em(DECL_ARGS);
1.17 schwarze 81: static int pre_fa(DECL_ARGS);
1.29 schwarze 82: static int pre_fd(DECL_ARGS);
1.26 schwarze 83: static int pre_fl(DECL_ARGS);
1.16 schwarze 84: static int pre_fn(DECL_ARGS);
1.17 schwarze 85: static int pre_fo(DECL_ARGS);
1.23 schwarze 86: static int pre_ft(DECL_ARGS);
1.15 schwarze 87: static int pre_in(DECL_ARGS);
1.1 schwarze 88: static int pre_it(DECL_ARGS);
1.24 schwarze 89: static int pre_lk(DECL_ARGS);
1.26 schwarze 90: static int pre_li(DECL_ARGS);
1.1 schwarze 91: static int pre_nm(DECL_ARGS);
1.25 schwarze 92: static int pre_no(DECL_ARGS);
1.1 schwarze 93: static int pre_ns(DECL_ARGS);
94: static int pre_pp(DECL_ARGS);
1.34 schwarze 95: static int pre_rs(DECL_ARGS);
1.12 schwarze 96: static int pre_sm(DECL_ARGS);
1.3 schwarze 97: static int pre_sp(DECL_ARGS);
1.5 kristaps 98: static int pre_sect(DECL_ARGS);
1.26 schwarze 99: static int pre_sy(DECL_ARGS);
1.23 schwarze 100: static void pre_syn(const struct mdoc_node *);
1.18 schwarze 101: static int pre_vt(DECL_ARGS);
1.8 schwarze 102: static int pre_ux(DECL_ARGS);
1.1 schwarze 103: static int pre_xr(DECL_ARGS);
1.20 schwarze 104: static void print_word(const char *);
1.36 schwarze 105: static void print_line(const char *, int);
106: static void print_block(const char *, int);
1.20 schwarze 107: static void print_offs(const char *);
1.35 schwarze 108: static void print_width(const char *,
109: const struct mdoc_node *, size_t);
1.30 schwarze 110: static void print_count(int *);
1.5 kristaps 111: static void print_node(DECL_ARGS);
1.1 schwarze 112:
1.3 schwarze 113: static const struct manact manacts[MDOC_MAX + 1] = {
114: { NULL, pre_ap, NULL, NULL, NULL }, /* Ap */
115: { NULL, NULL, NULL, NULL, NULL }, /* Dd */
116: { NULL, NULL, NULL, NULL, NULL }, /* Dt */
1.8 schwarze 117: { NULL, NULL, NULL, NULL, NULL }, /* Os */
1.3 schwarze 118: { NULL, pre_sect, post_sect, ".SH", NULL }, /* Sh */
119: { NULL, pre_sect, post_sect, ".SS", NULL }, /* Ss */
1.1 schwarze 120: { NULL, pre_pp, NULL, NULL, NULL }, /* Pp */
1.3 schwarze 121: { cond_body, pre_dl, post_dl, NULL, NULL }, /* D1 */
1.1 schwarze 122: { cond_body, pre_dl, post_dl, NULL, NULL }, /* Dl */
1.3 schwarze 123: { cond_body, pre_bd, post_bd, NULL, NULL }, /* Bd */
124: { NULL, NULL, NULL, NULL, NULL }, /* Ed */
1.30 schwarze 125: { cond_body, pre_bl, post_bl, NULL, NULL }, /* Bl */
1.3 schwarze 126: { NULL, NULL, NULL, NULL, NULL }, /* El */
1.30 schwarze 127: { NULL, pre_it, post_it, NULL, NULL }, /* It */
1.26 schwarze 128: { NULL, pre_em, post_font, NULL, NULL }, /* Ad */
1.22 schwarze 129: { NULL, pre_an, NULL, NULL, NULL }, /* An */
1.26 schwarze 130: { NULL, pre_em, post_font, NULL, NULL }, /* Ar */
131: { NULL, pre_sy, post_font, NULL, NULL }, /* Cd */
132: { NULL, pre_sy, post_font, NULL, NULL }, /* Cm */
133: { NULL, pre_li, post_font, NULL, NULL }, /* Dv */
134: { NULL, pre_li, post_font, NULL, NULL }, /* Er */
135: { NULL, pre_li, post_font, NULL, NULL }, /* Ev */
1.1 schwarze 136: { NULL, pre_enc, post_enc, "The \\fB",
137: "\\fP\nutility exits 0 on success, and >0 if an error occurs."
138: }, /* Ex */
1.17 schwarze 139: { NULL, pre_fa, post_fa, NULL, NULL }, /* Fa */
1.29 schwarze 140: { NULL, pre_fd, post_fd, NULL, NULL }, /* Fd */
1.26 schwarze 141: { NULL, pre_fl, post_fl, NULL, NULL }, /* Fl */
1.16 schwarze 142: { NULL, pre_fn, post_fn, NULL, NULL }, /* Fn */
1.26 schwarze 143: { NULL, pre_ft, post_font, NULL, NULL }, /* Ft */
144: { NULL, pre_sy, post_font, NULL, NULL }, /* Ic */
1.15 schwarze 145: { NULL, pre_in, post_in, NULL, NULL }, /* In */
1.26 schwarze 146: { NULL, pre_li, post_font, NULL, NULL }, /* Li */
1.1 schwarze 147: { cond_head, pre_enc, NULL, "\\- ", NULL }, /* Nd */
148: { NULL, pre_nm, post_nm, NULL, NULL }, /* Nm */
149: { cond_body, pre_enc, post_enc, "[", "]" }, /* Op */
1.8 schwarze 150: { NULL, NULL, NULL, NULL, NULL }, /* Ot */
1.26 schwarze 151: { NULL, pre_em, post_font, NULL, NULL }, /* Pa */
1.6 kristaps 152: { NULL, pre_enc, post_enc, "The \\fB",
153: "\\fP\nfunction returns the value 0 if successful;\n"
154: "otherwise the value -1 is returned and the global\n"
155: "variable \\fIerrno\\fP is set to indicate the error."
156: }, /* Rv */
1.8 schwarze 157: { NULL, NULL, NULL, NULL, NULL }, /* St */
1.26 schwarze 158: { NULL, pre_em, post_font, NULL, NULL }, /* Va */
1.18 schwarze 159: { NULL, pre_vt, post_vt, NULL, NULL }, /* Vt */
1.8 schwarze 160: { NULL, pre_xr, NULL, NULL, NULL }, /* Xr */
1.34 schwarze 161: { NULL, NULL, post_percent, NULL, NULL }, /* %A */
162: { NULL, pre_em, post_percent, NULL, NULL }, /* %B */
163: { NULL, NULL, post_percent, NULL, NULL }, /* %D */
164: { NULL, pre_em, post_percent, NULL, NULL }, /* %I */
165: { NULL, pre_em, post_percent, NULL, NULL }, /* %J */
166: { NULL, NULL, post_percent, NULL, NULL }, /* %N */
167: { NULL, NULL, post_percent, NULL, NULL }, /* %O */
168: { NULL, NULL, post_percent, NULL, NULL }, /* %P */
169: { NULL, NULL, post_percent, NULL, NULL }, /* %R */
170: { NULL, pre__t, post__t, NULL, NULL }, /* %T */
171: { NULL, NULL, post_percent, NULL, NULL }, /* %V */
1.9 schwarze 172: { NULL, NULL, NULL, NULL, NULL }, /* Ac */
173: { cond_body, pre_enc, post_enc, "<", ">" }, /* Ao */
1.1 schwarze 174: { cond_body, pre_enc, post_enc, "<", ">" }, /* Aq */
1.8 schwarze 175: { NULL, NULL, NULL, NULL, NULL }, /* At */
1.3 schwarze 176: { NULL, NULL, NULL, NULL, NULL }, /* Bc */
1.27 schwarze 177: { NULL, pre_bf, post_bf, NULL, NULL }, /* Bf */
1.3 schwarze 178: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bo */
179: { cond_body, pre_enc, post_enc, "[", "]" }, /* Bq */
1.8 schwarze 180: { NULL, pre_ux, NULL, "BSD/OS", NULL }, /* Bsx */
181: { NULL, pre_bx, NULL, NULL, NULL }, /* Bx */
182: { NULL, NULL, NULL, NULL, NULL }, /* Db */
1.9 schwarze 183: { NULL, NULL, NULL, NULL, NULL }, /* Dc */
184: { cond_body, pre_enc, post_enc, "``", "''" }, /* Do */
1.1 schwarze 185: { cond_body, pre_enc, post_enc, "``", "''" }, /* Dq */
1.28 schwarze 186: { NULL, NULL, NULL, NULL, NULL }, /* Ec */
187: { NULL, NULL, NULL, NULL, NULL }, /* Ef */
1.26 schwarze 188: { NULL, pre_em, post_font, NULL, NULL }, /* Em */
1.28 schwarze 189: { NULL, NULL, post_eo, NULL, NULL }, /* Eo */
1.8 schwarze 190: { NULL, pre_ux, NULL, "FreeBSD", NULL }, /* Fx */
1.26 schwarze 191: { NULL, pre_sy, post_font, NULL, NULL }, /* Ms */
1.25 schwarze 192: { NULL, pre_no, NULL, NULL, NULL }, /* No */
1.1 schwarze 193: { NULL, pre_ns, NULL, NULL, NULL }, /* Ns */
1.8 schwarze 194: { NULL, pre_ux, NULL, "NetBSD", NULL }, /* Nx */
195: { NULL, pre_ux, NULL, "OpenBSD", NULL }, /* Ox */
1.3 schwarze 196: { NULL, NULL, NULL, NULL, NULL }, /* Pc */
197: { NULL, NULL, post_pf, NULL, NULL }, /* Pf */
198: { cond_body, pre_enc, post_enc, "(", ")" }, /* Po */
199: { cond_body, pre_enc, post_enc, "(", ")" }, /* Pq */
1.9 schwarze 200: { NULL, NULL, NULL, NULL, NULL }, /* Qc */
1.1 schwarze 201: { cond_body, pre_enc, post_enc, "`", "'" }, /* Ql */
1.9 schwarze 202: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qo */
203: { cond_body, pre_enc, post_enc, "\"", "\"" }, /* Qq */
204: { NULL, NULL, NULL, NULL, NULL }, /* Re */
1.34 schwarze 205: { cond_body, pre_rs, NULL, NULL, NULL }, /* Rs */
1.9 schwarze 206: { NULL, NULL, NULL, NULL, NULL }, /* Sc */
207: { cond_body, pre_enc, post_enc, "`", "'" }, /* So */
1.1 schwarze 208: { cond_body, pre_enc, post_enc, "`", "'" }, /* Sq */
1.12 schwarze 209: { NULL, pre_sm, NULL, NULL, NULL }, /* Sm */
1.26 schwarze 210: { NULL, pre_em, post_font, NULL, NULL }, /* Sx */
211: { NULL, pre_sy, post_font, NULL, NULL }, /* Sy */
212: { NULL, pre_li, post_font, NULL, NULL }, /* Tn */
1.8 schwarze 213: { NULL, pre_ux, NULL, "UNIX", NULL }, /* Ux */
1.34 schwarze 214: { NULL, NULL, NULL, NULL, NULL }, /* Xc */
215: { NULL, NULL, NULL, NULL, NULL }, /* Xo */
1.17 schwarze 216: { NULL, pre_fo, post_fo, NULL, NULL }, /* Fo */
217: { NULL, NULL, NULL, NULL, NULL }, /* Fc */
1.3 schwarze 218: { cond_body, pre_enc, post_enc, "[", "]" }, /* Oo */
1.9 schwarze 219: { NULL, NULL, NULL, NULL, NULL }, /* Oc */
1.13 schwarze 220: { NULL, pre_bk, post_bk, NULL, NULL }, /* Bk */
221: { NULL, NULL, NULL, NULL, NULL }, /* Ek */
1.8 schwarze 222: { NULL, pre_ux, NULL, "is currently in beta test.", NULL }, /* Bt */
223: { NULL, NULL, NULL, NULL, NULL }, /* Hf */
224: { NULL, NULL, NULL, NULL, NULL }, /* Fr */
225: { NULL, pre_ux, NULL, "currently under development.", NULL }, /* Ud */
1.14 schwarze 226: { NULL, NULL, post_lb, NULL, NULL }, /* Lb */
1.3 schwarze 227: { NULL, pre_pp, NULL, NULL, NULL }, /* Lp */
1.24 schwarze 228: { NULL, pre_lk, NULL, NULL, NULL }, /* Lk */
1.26 schwarze 229: { NULL, pre_em, post_font, NULL, NULL }, /* Mt */
1.9 schwarze 230: { cond_body, pre_enc, post_enc, "{", "}" }, /* Brq */
231: { cond_body, pre_enc, post_enc, "{", "}" }, /* Bro */
232: { NULL, NULL, NULL, NULL, NULL }, /* Brc */
1.34 schwarze 233: { NULL, NULL, post_percent, NULL, NULL }, /* %C */
1.29 schwarze 234: { NULL, NULL, NULL, NULL, NULL }, /* Es */
235: { NULL, NULL, NULL, NULL, NULL }, /* En */
1.8 schwarze 236: { NULL, pre_ux, NULL, "DragonFly", NULL }, /* Dx */
1.34 schwarze 237: { NULL, NULL, post_percent, NULL, NULL }, /* %Q */
1.3 schwarze 238: { NULL, pre_br, NULL, NULL, NULL }, /* br */
239: { NULL, pre_sp, post_sp, NULL, NULL }, /* sp */
1.34 schwarze 240: { NULL, NULL, post_percent, NULL, NULL }, /* %U */
241: { NULL, NULL, NULL, NULL, NULL }, /* Ta */
1.3 schwarze 242: { NULL, NULL, NULL, NULL, NULL }, /* ROOT */
1.1 schwarze 243: };
244:
1.20 schwarze 245: static int outflags;
1.36 schwarze 246: #define MMAN_spc (1 << 0) /* blank character before next word */
247: #define MMAN_spc_force (1 << 1) /* even before trailing punctuation */
248: #define MMAN_nl (1 << 2) /* break man(7) code line */
249: #define MMAN_br (1 << 3) /* break output line */
250: #define MMAN_sp (1 << 4) /* insert a blank output line */
251: #define MMAN_PP (1 << 5) /* reset indentation etc. */
252: #define MMAN_Sm (1 << 6) /* horizontal spacing mode */
253: #define MMAN_Bk (1 << 7) /* word keep mode */
1.46 ! schwarze 254: #define MMAN_Bk_susp (1 << 8) /* suspend this (after a macro) */
! 255: #define MMAN_An_split (1 << 9) /* author mode is "split" */
! 256: #define MMAN_An_nosplit (1 << 10) /* author mode is "nosplit" */
! 257: #define MMAN_PD (1 << 11) /* inter-paragraph spacing disabled */
1.20 schwarze 258:
1.43 schwarze 259: #define BL_STACK_MAX 32
260:
261: static size_t Bl_stack[BL_STACK_MAX]; /* offsets [chars] */
262: static int Bl_stack_post[BL_STACK_MAX]; /* add final .RE */
263: static int Bl_stack_len; /* number of nested Bl blocks */
1.37 schwarze 264: static int TPremain; /* characters before tag is full */
265:
1.26 schwarze 266: static struct {
267: char *head;
268: char *tail;
269: size_t size;
270: } fontqueue;
271:
272: static void
273: font_push(char newfont)
274: {
275:
276: if (fontqueue.head + fontqueue.size <= ++fontqueue.tail) {
277: fontqueue.size += 8;
278: fontqueue.head = mandoc_realloc(fontqueue.head,
279: fontqueue.size);
280: }
281: *fontqueue.tail = newfont;
1.37 schwarze 282: print_word("");
283: printf("\\f");
1.26 schwarze 284: putchar(newfont);
285: outflags &= ~MMAN_spc;
286: }
287:
288: static void
289: font_pop(void)
290: {
291:
292: if (fontqueue.tail > fontqueue.head)
293: fontqueue.tail--;
294: outflags &= ~MMAN_spc;
1.37 schwarze 295: print_word("");
296: printf("\\f");
1.26 schwarze 297: putchar(*fontqueue.tail);
298: }
299:
1.1 schwarze 300: static void
1.20 schwarze 301: print_word(const char *s)
1.1 schwarze 302: {
1.5 kristaps 303:
1.36 schwarze 304: if ((MMAN_PP | MMAN_sp | MMAN_br | MMAN_nl) & outflags) {
1.5 kristaps 305: /*
306: * If we need a newline, print it now and start afresh.
307: */
1.36 schwarze 308: if (MMAN_PP & outflags) {
1.44 schwarze 309: if (MMAN_sp & outflags) {
310: if (MMAN_PD & outflags) {
311: printf("\n.PD");
312: outflags &= ~MMAN_PD;
313: }
314: } else if ( ! (MMAN_PD & outflags)) {
315: printf("\n.PD 0");
316: outflags |= MMAN_PD;
317: }
1.36 schwarze 318: printf("\n.PP\n");
319: } else if (MMAN_sp & outflags)
1.21 schwarze 320: printf("\n.sp\n");
321: else if (MMAN_br & outflags)
322: printf("\n.br\n");
323: else if (MMAN_nl & outflags)
324: putchar('\n');
1.36 schwarze 325: outflags &= ~(MMAN_PP|MMAN_sp|MMAN_br|MMAN_nl|MMAN_spc);
1.37 schwarze 326: if (1 == TPremain)
327: printf(".br\n");
328: TPremain = 0;
329: } else if (MMAN_spc & outflags) {
1.5 kristaps 330: /*
1.25 schwarze 331: * If we need a space, only print it if
332: * (1) it is forced by `No' or
333: * (2) what follows is not terminating punctuation or
334: * (3) what follows is longer than one character.
1.5 kristaps 335: */
1.37 schwarze 336: if (MMAN_spc_force & outflags || '\0' == s[0] ||
1.25 schwarze 337: NULL == strchr(".,:;)]?!", s[0]) || '\0' != s[1]) {
1.46 ! schwarze 338: if (MMAN_Bk & outflags &&
! 339: ! (MMAN_Bk_susp & outflags))
1.13 schwarze 340: putchar('\\');
1.45 schwarze 341: putchar(' ');
1.37 schwarze 342: if (TPremain)
343: TPremain--;
1.13 schwarze 344: }
1.37 schwarze 345: }
1.5 kristaps 346:
347: /*
348: * Reassign needing space if we're not following opening
349: * punctuation.
350: */
1.37 schwarze 351: if (MMAN_Sm & outflags && ('\0' == s[0] ||
352: (('(' != s[0] && '[' != s[0]) || '\0' != s[1])))
1.20 schwarze 353: outflags |= MMAN_spc;
354: else
355: outflags &= ~MMAN_spc;
1.46 ! schwarze 356: outflags &= ~(MMAN_spc_force | MMAN_Bk_susp);
1.5 kristaps 357:
1.1 schwarze 358: for ( ; *s; s++) {
359: switch (*s) {
360: case (ASCII_NBRSP):
1.45 schwarze 361: printf("\\ ");
1.1 schwarze 362: break;
363: case (ASCII_HYPH):
364: putchar('-');
365: break;
366: default:
1.5 kristaps 367: putchar((unsigned char)*s);
1.1 schwarze 368: break;
369: }
1.37 schwarze 370: if (TPremain)
371: TPremain--;
1.1 schwarze 372: }
1.4 kristaps 373: }
374:
1.11 schwarze 375: static void
1.36 schwarze 376: print_line(const char *s, int newflags)
377: {
378:
379: outflags &= ~MMAN_br;
380: outflags |= MMAN_nl;
381: print_word(s);
382: outflags |= newflags;
383: }
384:
385: static void
386: print_block(const char *s, int newflags)
387: {
388:
389: outflags &= ~MMAN_PP;
1.44 schwarze 390: if (MMAN_sp & outflags) {
1.36 schwarze 391: outflags &= ~(MMAN_sp | MMAN_br);
1.44 schwarze 392: if (MMAN_PD & outflags) {
393: print_line(".PD", 0);
394: outflags &= ~MMAN_PD;
395: }
1.46 ! schwarze 396: } else if (! (MMAN_PD & outflags))
! 397: print_line(".PD 0", MMAN_PD);
1.36 schwarze 398: outflags |= MMAN_nl;
399: print_word(s);
1.46 ! schwarze 400: outflags |= MMAN_Bk_susp | newflags;
1.36 schwarze 401: }
402:
403: static void
1.20 schwarze 404: print_offs(const char *v)
1.11 schwarze 405: {
406: char buf[24];
407: struct roffsu su;
408: size_t sz;
409:
1.43 schwarze 410: /* Convert v into a number (of characters). */
1.11 schwarze 411: if (NULL == v || '\0' == *v || 0 == strcmp(v, "left"))
412: sz = 0;
413: else if (0 == strcmp(v, "indent"))
414: sz = 6;
415: else if (0 == strcmp(v, "indent-two"))
416: sz = 12;
417: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.43 schwarze 418: if (SCALE_EN == su.unit)
419: sz = su.scale;
420: else {
421: /*
422: * XXX
423: * If we are inside an enclosing list,
424: * there is no easy way to add the two
425: * indentations because they are provided
426: * in terms of different units.
427: */
428: print_word(v);
429: return;
430: }
1.11 schwarze 431: } else
432: sz = strlen(v);
433:
1.43 schwarze 434: /*
435: * We are inside an enclosing list.
436: * Add the two indentations.
437: */
438: if (Bl_stack_len)
439: sz += Bl_stack[Bl_stack_len - 1];
440:
1.11 schwarze 441: snprintf(buf, sizeof(buf), "%ldn", sz);
1.20 schwarze 442: print_word(buf);
1.11 schwarze 443: }
444:
1.4 kristaps 445: void
1.35 schwarze 446: print_width(const char *v, const struct mdoc_node *child, size_t defsz)
1.30 schwarze 447: {
448: char buf[24];
449: struct roffsu su;
1.31 schwarze 450: size_t sz, chsz;
1.37 schwarze 451: int numeric, remain;
1.31 schwarze 452:
1.37 schwarze 453: numeric = 1;
454: remain = 0;
1.43 schwarze 455:
456: /* Convert v into a number (of characters). */
1.35 schwarze 457: if (NULL == v)
458: sz = defsz;
459: else if (a2roffsu(v, &su, SCALE_MAX)) {
1.30 schwarze 460: if (SCALE_EN == su.unit)
461: sz = su.scale;
462: else {
1.37 schwarze 463: sz = 0;
464: numeric = 0;
1.30 schwarze 465: }
466: } else
467: sz = strlen(v);
468:
1.37 schwarze 469: /* XXX Rough estimation, might have multiple parts. */
470: chsz = (NULL != child && MDOC_TEXT == child->type) ?
471: strlen(child->string) : 0;
472:
1.43 schwarze 473: /*
474: * If we are inside an enclosing list,
475: * preserve its indentation.
476: */
477: if (Bl_stack_len && Bl_stack[Bl_stack_len - 1]) {
1.46 ! schwarze 478: print_line(".RS", MMAN_Bk_susp);
1.43 schwarze 479: snprintf(buf, sizeof(buf), "%ldn",
480: Bl_stack[Bl_stack_len - 1]);
481: print_word(buf);
482: }
483:
484: /*
485: * Save our own indentation,
486: * such that child lists can use it.
487: */
488: Bl_stack[Bl_stack_len++] = sz + 2;
489:
490: /* Set up the current list. */
1.37 schwarze 491: if (defsz && chsz > sz)
1.36 schwarze 492: print_block(".HP", 0);
1.37 schwarze 493: else {
1.36 schwarze 494: print_block(".TP", 0);
1.37 schwarze 495: remain = sz + 2;
496: }
497: if (numeric) {
498: snprintf(buf, sizeof(buf), "%ldn", sz + 2);
499: print_word(buf);
500: } else
501: print_word(v);
502: TPremain = remain;
1.30 schwarze 503: }
504:
505: void
506: print_count(int *count)
507: {
508: char buf[12];
509:
510: snprintf(buf, sizeof(buf), "%d.", ++*count);
511: print_word(buf);
512: }
513:
514: void
1.4 kristaps 515: man_man(void *arg, const struct man *man)
516: {
517:
1.5 kristaps 518: /*
519: * Dump the keep buffer.
520: * We're guaranteed by now that this exists (is non-NULL).
521: * Flush stdout afterward, just in case.
522: */
1.4 kristaps 523: fputs(mparse_getkeep(man_mparse(man)), stdout);
1.5 kristaps 524: fflush(stdout);
1.1 schwarze 525: }
526:
527: void
528: man_mdoc(void *arg, const struct mdoc *mdoc)
529: {
1.42 schwarze 530: const struct mdoc_meta *meta;
1.1 schwarze 531: const struct mdoc_node *n;
532:
1.42 schwarze 533: meta = mdoc_meta(mdoc);
1.1 schwarze 534: n = mdoc_node(mdoc);
535:
1.45 schwarze 536: printf(".TH \"%s\" \"%s\" \"%s\" \"%s\" \"%s\"\n",
1.42 schwarze 537: meta->title, meta->msec, meta->date,
538: meta->os, meta->vol);
1.1 schwarze 539:
1.45 schwarze 540: /* Disable hyphenation and if nroff, disable justification. */
541: printf(".nh\n.if n .ad l");
542:
1.20 schwarze 543: outflags = MMAN_nl | MMAN_Sm;
1.26 schwarze 544: if (0 == fontqueue.size) {
545: fontqueue.size = 8;
546: fontqueue.head = fontqueue.tail = mandoc_malloc(8);
547: *fontqueue.tail = 'R';
548: }
1.42 schwarze 549: print_node(meta, n);
1.3 schwarze 550: putchar('\n');
1.1 schwarze 551: }
552:
553: static void
554: print_node(DECL_ARGS)
555: {
556: const struct mdoc_node *prev, *sub;
1.5 kristaps 557: const struct manact *act;
1.1 schwarze 558: int cond, do_sub;
1.46 ! schwarze 559:
1.5 kristaps 560: /*
561: * Break the line if we were parsed subsequent the current node.
562: * This makes the page structure be more consistent.
563: */
1.1 schwarze 564: prev = n->prev ? n->prev : n->parent;
1.27 schwarze 565: if (MMAN_spc & outflags && prev && prev->line < n->line)
1.20 schwarze 566: outflags |= MMAN_nl;
1.1 schwarze 567:
1.5 kristaps 568: act = NULL;
1.1 schwarze 569: cond = 0;
570: do_sub = 1;
1.5 kristaps 571:
1.1 schwarze 572: if (MDOC_TEXT == n->type) {
1.5 kristaps 573: /*
574: * Make sure that we don't happen to start with a
575: * control character at the start of a line.
576: */
1.20 schwarze 577: if (MMAN_nl & outflags && ('.' == *n->string ||
1.5 kristaps 578: '\'' == *n->string)) {
1.37 schwarze 579: print_word("");
580: printf("\\&");
1.20 schwarze 581: outflags &= ~MMAN_spc;
1.3 schwarze 582: }
1.20 schwarze 583: print_word(n->string);
1.1 schwarze 584: } else {
1.5 kristaps 585: /*
586: * Conditionally run the pre-node action handler for a
587: * node.
588: */
1.1 schwarze 589: act = manacts + n->tok;
1.42 schwarze 590: cond = NULL == act->cond || (*act->cond)(meta, n);
1.1 schwarze 591: if (cond && act->pre)
1.42 schwarze 592: do_sub = (*act->pre)(meta, n);
1.1 schwarze 593: }
594:
1.5 kristaps 595: /*
596: * Conditionally run all child nodes.
597: * Note that this iterates over children instead of using
598: * recursion. This prevents unnecessary depth in the stack.
599: */
1.1 schwarze 600: if (do_sub)
601: for (sub = n->child; sub; sub = sub->next)
1.42 schwarze 602: print_node(meta, sub);
1.1 schwarze 603:
1.5 kristaps 604: /*
605: * Lastly, conditionally run the post-node handler.
606: */
1.1 schwarze 607: if (cond && act->post)
1.42 schwarze 608: (*act->post)(meta, n);
1.1 schwarze 609: }
610:
611: static int
612: cond_head(DECL_ARGS)
613: {
1.5 kristaps 614:
1.1 schwarze 615: return(MDOC_HEAD == n->type);
616: }
617:
618: static int
619: cond_body(DECL_ARGS)
620: {
1.5 kristaps 621:
1.1 schwarze 622: return(MDOC_BODY == n->type);
623: }
624:
625: static int
626: pre_enc(DECL_ARGS)
627: {
1.5 kristaps 628: const char *prefix;
1.1 schwarze 629:
630: prefix = manacts[n->tok].prefix;
631: if (NULL == prefix)
632: return(1);
1.20 schwarze 633: print_word(prefix);
634: outflags &= ~MMAN_spc;
1.1 schwarze 635: return(1);
636: }
637:
638: static void
639: post_enc(DECL_ARGS)
640: {
641: const char *suffix;
642:
643: suffix = manacts[n->tok].suffix;
644: if (NULL == suffix)
645: return;
1.20 schwarze 646: outflags &= ~MMAN_spc;
647: print_word(suffix);
1.26 schwarze 648: }
649:
650: static void
651: post_font(DECL_ARGS)
652: {
653:
654: font_pop();
1.1 schwarze 655: }
656:
657: static void
658: post_percent(DECL_ARGS)
659: {
660:
1.34 schwarze 661: if (pre_em == manacts[n->tok].pre)
662: font_pop();
663: if (n->next) {
1.20 schwarze 664: print_word(",");
1.34 schwarze 665: if (n->prev && n->prev->tok == n->tok &&
666: n->next->tok == n->tok)
667: print_word("and");
668: } else {
1.20 schwarze 669: print_word(".");
670: outflags |= MMAN_nl;
1.1 schwarze 671: }
672: }
673:
1.34 schwarze 674: static int
675: pre__t(DECL_ARGS)
676: {
677:
678: if (n->parent && MDOC_Rs == n->parent->tok &&
679: n->parent->norm->Rs.quote_T) {
1.37 schwarze 680: print_word("");
681: putchar('\"');
1.34 schwarze 682: outflags &= ~MMAN_spc;
683: } else
684: font_push('I');
685: return(1);
686: }
687:
688: static void
689: post__t(DECL_ARGS)
690: {
691:
692: if (n->parent && MDOC_Rs == n->parent->tok &&
693: n->parent->norm->Rs.quote_T) {
694: outflags &= ~MMAN_spc;
1.37 schwarze 695: print_word("");
696: putchar('\"');
1.34 schwarze 697: } else
698: font_pop();
1.42 schwarze 699: post_percent(meta, n);
1.34 schwarze 700: }
701:
1.5 kristaps 702: /*
703: * Print before a section header.
704: */
1.1 schwarze 705: static int
1.3 schwarze 706: pre_sect(DECL_ARGS)
707: {
708:
1.46 ! schwarze 709: switch (n->type) {
! 710: case (MDOC_HEAD):
! 711: outflags |= MMAN_sp;
! 712: print_block(manacts[n->tok].prefix, 0);
! 713: print_word("");
! 714: putchar('\"');
! 715: outflags &= ~MMAN_spc;
! 716: break;
! 717: case (MDOC_BODY):
! 718: if (MDOC_Sh == n->tok) {
! 719: if (MDOC_SYNPRETTY & n->flags)
! 720: outflags |= MMAN_Bk;
! 721: else
! 722: outflags &= ~MMAN_Bk;
! 723: }
! 724: break;
! 725: default:
! 726: break;
! 727: }
1.3 schwarze 728: return(1);
729: }
730:
1.5 kristaps 731: /*
732: * Print subsequent a section header.
733: */
1.3 schwarze 734: static void
735: post_sect(DECL_ARGS)
736: {
737:
738: if (MDOC_HEAD != n->type)
739: return;
1.20 schwarze 740: outflags &= ~MMAN_spc;
1.37 schwarze 741: print_word("");
742: putchar('\"');
1.20 schwarze 743: outflags |= MMAN_nl;
1.22 schwarze 744: if (MDOC_Sh == n->tok && SEC_AUTHORS == n->sec)
745: outflags &= ~(MMAN_An_split | MMAN_An_nosplit);
746: }
747:
1.23 schwarze 748: /* See mdoc_term.c, synopsis_pre() for comments. */
749: static void
750: pre_syn(const struct mdoc_node *n)
751: {
752:
753: if (NULL == n->prev || ! (MDOC_SYNPRETTY & n->flags))
754: return;
755:
756: if (n->prev->tok == n->tok &&
757: MDOC_Ft != n->tok &&
758: MDOC_Fo != n->tok &&
759: MDOC_Fn != n->tok) {
760: outflags |= MMAN_br;
761: return;
762: }
763:
764: switch (n->prev->tok) {
765: case (MDOC_Fd):
766: /* FALLTHROUGH */
767: case (MDOC_Fn):
768: /* FALLTHROUGH */
769: case (MDOC_Fo):
770: /* FALLTHROUGH */
771: case (MDOC_In):
772: /* FALLTHROUGH */
773: case (MDOC_Vt):
774: outflags |= MMAN_sp;
775: break;
776: case (MDOC_Ft):
777: if (MDOC_Fn != n->tok && MDOC_Fo != n->tok) {
778: outflags |= MMAN_sp;
779: break;
780: }
781: /* FALLTHROUGH */
782: default:
783: outflags |= MMAN_br;
784: break;
785: }
786: }
787:
1.22 schwarze 788: static int
789: pre_an(DECL_ARGS)
790: {
791:
792: switch (n->norm->An.auth) {
793: case (AUTH_split):
794: outflags &= ~MMAN_An_nosplit;
795: outflags |= MMAN_An_split;
796: return(0);
797: case (AUTH_nosplit):
798: outflags &= ~MMAN_An_split;
799: outflags |= MMAN_An_nosplit;
800: return(0);
801: default:
802: if (MMAN_An_split & outflags)
803: outflags |= MMAN_br;
804: else if (SEC_AUTHORS == n->sec &&
805: ! (MMAN_An_nosplit & outflags))
806: outflags |= MMAN_An_split;
807: return(1);
808: }
1.3 schwarze 809: }
810:
811: static int
812: pre_ap(DECL_ARGS)
813: {
814:
1.20 schwarze 815: outflags &= ~MMAN_spc;
816: print_word("'");
817: outflags &= ~MMAN_spc;
1.3 schwarze 818: return(0);
819: }
820:
821: static int
822: pre_bd(DECL_ARGS)
823: {
824:
1.36 schwarze 825: outflags &= ~(MMAN_PP | MMAN_sp | MMAN_br);
826:
827: if (DISP_unfilled == n->norm->Bd.type ||
828: DISP_literal == n->norm->Bd.type)
829: print_line(".nf", 0);
830: if (0 == n->norm->Bd.comp && NULL != n->parent->prev)
1.21 schwarze 831: outflags |= MMAN_sp;
1.46 ! schwarze 832: print_line(".RS", MMAN_Bk_susp);
1.20 schwarze 833: print_offs(n->norm->Bd.offs);
834: outflags |= MMAN_nl;
1.3 schwarze 835: return(1);
836: }
837:
838: static void
839: post_bd(DECL_ARGS)
840: {
1.43 schwarze 841: char buf[24];
1.3 schwarze 842:
1.43 schwarze 843: /* Close out this display. */
1.36 schwarze 844: print_line(".RE", MMAN_nl);
1.3 schwarze 845: if (DISP_unfilled == n->norm->Bd.type ||
1.36 schwarze 846: DISP_literal == n->norm->Bd.type)
847: print_line(".fi", MMAN_nl);
1.43 schwarze 848:
849: /*
850: * If we are inside an enclosing list and the current
851: * list item is not yet finished, restore the correct
852: * indentation for what remains of that item.
853: */
854: if (NULL != n->parent->next &&
855: Bl_stack_len && Bl_stack[Bl_stack_len - 1]) {
1.46 ! schwarze 856: print_line(".RS", MMAN_Bk_susp);
1.43 schwarze 857: snprintf(buf, sizeof(buf), "%ldn",
858: Bl_stack[Bl_stack_len - 1]);
859: print_word(buf);
860: /* Remeber to close out this .RS block later. */
861: Bl_stack_post[Bl_stack_len - 1] = 1;
862: }
1.13 schwarze 863: }
864:
865: static int
1.27 schwarze 866: pre_bf(DECL_ARGS)
867: {
868:
869: switch (n->type) {
870: case (MDOC_BLOCK):
871: return(1);
872: case (MDOC_BODY):
873: break;
874: default:
875: return(0);
876: }
877: switch (n->norm->Bf.font) {
878: case (FONT_Em):
879: font_push('I');
880: break;
881: case (FONT_Sy):
882: font_push('B');
883: break;
884: default:
885: font_push('R');
886: break;
887: }
888: return(1);
889: }
890:
891: static void
892: post_bf(DECL_ARGS)
893: {
894:
895: if (MDOC_BODY == n->type)
896: font_pop();
897: }
898:
899: static int
1.13 schwarze 900: pre_bk(DECL_ARGS)
901: {
902:
903: switch (n->type) {
904: case (MDOC_BLOCK):
905: return(1);
906: case (MDOC_BODY):
1.20 schwarze 907: outflags |= MMAN_Bk;
1.13 schwarze 908: return(1);
909: default:
910: return(0);
911: }
912: }
913:
914: static void
915: post_bk(DECL_ARGS)
916: {
917:
918: if (MDOC_BODY == n->type)
1.20 schwarze 919: outflags &= ~MMAN_Bk;
1.3 schwarze 920: }
921:
922: static int
1.30 schwarze 923: pre_bl(DECL_ARGS)
924: {
1.33 schwarze 925: size_t icol;
1.30 schwarze 926:
1.33 schwarze 927: switch (n->norm->Bl.type) {
928: case (LIST_enum):
1.30 schwarze 929: n->norm->Bl.count = 0;
1.33 schwarze 930: return(1);
931: case (LIST_column):
932: break;
933: default:
934: return(1);
935: }
936:
1.36 schwarze 937: print_line(".TS", MMAN_nl);
1.33 schwarze 938: for (icol = 0; icol < n->norm->Bl.ncols; icol++)
939: print_word("l");
940: print_word(".");
1.36 schwarze 941: outflags |= MMAN_nl;
1.30 schwarze 942: return(1);
943: }
944:
945: static void
946: post_bl(DECL_ARGS)
947: {
948:
1.33 schwarze 949: switch (n->norm->Bl.type) {
1.36 schwarze 950: case (LIST_column):
951: print_line(".TE", 0);
952: break;
1.33 schwarze 953: case (LIST_enum):
954: n->norm->Bl.count = 0;
955: break;
956: default:
957: break;
958: }
1.36 schwarze 959: outflags |= MMAN_PP | MMAN_nl;
960: outflags &= ~(MMAN_sp | MMAN_br);
1.30 schwarze 961: }
962:
963: static int
1.3 schwarze 964: pre_br(DECL_ARGS)
965: {
966:
1.21 schwarze 967: outflags |= MMAN_br;
1.3 schwarze 968: return(0);
969: }
970:
971: static int
1.8 schwarze 972: pre_bx(DECL_ARGS)
973: {
974:
975: n = n->child;
976: if (n) {
1.20 schwarze 977: print_word(n->string);
978: outflags &= ~MMAN_spc;
1.8 schwarze 979: n = n->next;
980: }
1.20 schwarze 981: print_word("BSD");
1.8 schwarze 982: if (NULL == n)
983: return(0);
1.20 schwarze 984: outflags &= ~MMAN_spc;
985: print_word("-");
986: outflags &= ~MMAN_spc;
987: print_word(n->string);
1.8 schwarze 988: return(0);
989: }
990:
991: static int
1.1 schwarze 992: pre_dl(DECL_ARGS)
993: {
994:
1.36 schwarze 995: print_line(".RS 6n", MMAN_nl);
1.1 schwarze 996: return(1);
997: }
998:
999: static void
1000: post_dl(DECL_ARGS)
1001: {
1002:
1.36 schwarze 1003: print_line(".RE", MMAN_nl);
1.16 schwarze 1004: }
1005:
1006: static int
1.26 schwarze 1007: pre_em(DECL_ARGS)
1008: {
1009:
1010: font_push('I');
1011: return(1);
1.28 schwarze 1012: }
1013:
1014: static void
1015: post_eo(DECL_ARGS)
1016: {
1017:
1018: if (MDOC_HEAD == n->type || MDOC_BODY == n->type)
1019: outflags &= ~MMAN_spc;
1.26 schwarze 1020: }
1021:
1022: static int
1.17 schwarze 1023: pre_fa(DECL_ARGS)
1024: {
1025:
1026: if (MDOC_Fa == n->tok)
1027: n = n->child;
1028:
1029: while (NULL != n) {
1.26 schwarze 1030: font_push('I');
1.42 schwarze 1031: print_node(meta, n);
1.26 schwarze 1032: font_pop();
1.17 schwarze 1033: if (NULL != (n = n->next))
1.20 schwarze 1034: print_word(",");
1.17 schwarze 1035: }
1036: return(0);
1037: }
1038:
1039: static void
1040: post_fa(DECL_ARGS)
1041: {
1042:
1043: if (NULL != n->next && MDOC_Fa == n->next->tok)
1.20 schwarze 1044: print_word(",");
1.29 schwarze 1045: }
1046:
1047: static int
1048: pre_fd(DECL_ARGS)
1049: {
1050:
1051: pre_syn(n);
1052: font_push('B');
1053: return(1);
1054: }
1055:
1056: static void
1057: post_fd(DECL_ARGS)
1058: {
1059:
1060: font_pop();
1061: outflags |= MMAN_br;
1.17 schwarze 1062: }
1063:
1064: static int
1.26 schwarze 1065: pre_fl(DECL_ARGS)
1066: {
1067:
1068: font_push('B');
1.45 schwarze 1069: print_word("\\-");
1.26 schwarze 1070: outflags &= ~MMAN_spc;
1071: return(1);
1072: }
1073:
1074: static void
1075: post_fl(DECL_ARGS)
1076: {
1077:
1078: font_pop();
1.27 schwarze 1079: if (0 == n->nchild && NULL != n->next &&
1080: n->next->line == n->line)
1.26 schwarze 1081: outflags &= ~MMAN_spc;
1082: }
1083:
1084: static int
1.16 schwarze 1085: pre_fn(DECL_ARGS)
1086: {
1087:
1.23 schwarze 1088: pre_syn(n);
1089:
1.16 schwarze 1090: n = n->child;
1091: if (NULL == n)
1092: return(0);
1093:
1.26 schwarze 1094: font_push('B');
1.42 schwarze 1095: print_node(meta, n);
1.26 schwarze 1096: font_pop();
1.20 schwarze 1097: outflags &= ~MMAN_spc;
1.26 schwarze 1098: print_word("(");
1.20 schwarze 1099: outflags &= ~MMAN_spc;
1.35 schwarze 1100:
1101: n = n->next;
1102: if (NULL != n)
1.42 schwarze 1103: pre_fa(meta, n);
1.35 schwarze 1104: return(0);
1.16 schwarze 1105: }
1106:
1107: static void
1108: post_fn(DECL_ARGS)
1109: {
1110:
1.20 schwarze 1111: print_word(")");
1.16 schwarze 1112: if (MDOC_SYNPRETTY & n->flags) {
1.20 schwarze 1113: print_word(";");
1.21 schwarze 1114: outflags |= MMAN_br;
1.17 schwarze 1115: }
1116: }
1117:
1118: static int
1119: pre_fo(DECL_ARGS)
1120: {
1121:
1122: switch (n->type) {
1.23 schwarze 1123: case (MDOC_BLOCK):
1124: pre_syn(n);
1125: break;
1.17 schwarze 1126: case (MDOC_HEAD):
1.26 schwarze 1127: font_push('B');
1.17 schwarze 1128: break;
1129: case (MDOC_BODY):
1.20 schwarze 1130: outflags &= ~MMAN_spc;
1131: print_word("(");
1132: outflags &= ~MMAN_spc;
1.17 schwarze 1133: break;
1134: default:
1135: break;
1136: }
1137: return(1);
1138: }
1139:
1140: static void
1141: post_fo(DECL_ARGS)
1142: {
1143:
1144: switch (n->type) {
1145: case (MDOC_HEAD):
1.26 schwarze 1146: font_pop();
1.17 schwarze 1147: break;
1148: case (MDOC_BODY):
1.42 schwarze 1149: post_fn(meta, n);
1.17 schwarze 1150: break;
1151: default:
1152: break;
1.16 schwarze 1153: }
1.15 schwarze 1154: }
1155:
1156: static int
1.23 schwarze 1157: pre_ft(DECL_ARGS)
1158: {
1159:
1160: pre_syn(n);
1.26 schwarze 1161: font_push('I');
1.23 schwarze 1162: return(1);
1163: }
1164:
1165: static int
1.15 schwarze 1166: pre_in(DECL_ARGS)
1167: {
1168:
1169: if (MDOC_SYNPRETTY & n->flags) {
1.23 schwarze 1170: pre_syn(n);
1.26 schwarze 1171: font_push('B');
1172: print_word("#include <");
1173: outflags &= ~MMAN_spc;
1174: } else {
1175: print_word("<");
1176: outflags &= ~MMAN_spc;
1177: font_push('I');
1178: }
1.15 schwarze 1179: return(1);
1180: }
1181:
1182: static void
1183: post_in(DECL_ARGS)
1184: {
1185:
1186: if (MDOC_SYNPRETTY & n->flags) {
1.26 schwarze 1187: outflags &= ~MMAN_spc;
1188: print_word(">");
1189: font_pop();
1.21 schwarze 1190: outflags |= MMAN_br;
1.26 schwarze 1191: } else {
1192: font_pop();
1193: outflags &= ~MMAN_spc;
1194: print_word(">");
1195: }
1.1 schwarze 1196: }
1197:
1198: static int
1199: pre_it(DECL_ARGS)
1200: {
1201: const struct mdoc_node *bln;
1202:
1.30 schwarze 1203: switch (n->type) {
1204: case (MDOC_HEAD):
1.36 schwarze 1205: outflags |= MMAN_PP | MMAN_nl;
1.30 schwarze 1206: bln = n->parent->parent;
1.36 schwarze 1207: if (0 == bln->norm->Bl.comp ||
1.39 schwarze 1208: (NULL == n->parent->prev &&
1209: NULL == bln->parent->prev))
1.36 schwarze 1210: outflags |= MMAN_sp;
1211: outflags &= ~MMAN_br;
1.3 schwarze 1212: switch (bln->norm->Bl.type) {
1.30 schwarze 1213: case (LIST_item):
1214: return(0);
1215: case (LIST_inset):
1216: /* FALLTHROUGH */
1217: case (LIST_diag):
1218: /* FALLTHROUGH */
1219: case (LIST_ohang):
1220: if (bln->norm->Bl.type == LIST_diag)
1.36 schwarze 1221: print_line(".B \"", 0);
1.30 schwarze 1222: else
1.36 schwarze 1223: print_line(".R \"", 0);
1.30 schwarze 1224: outflags &= ~MMAN_spc;
1225: return(1);
1.3 schwarze 1226: case (LIST_bullet):
1.30 schwarze 1227: /* FALLTHROUGH */
1228: case (LIST_dash):
1229: /* FALLTHROUGH */
1230: case (LIST_hyphen):
1.35 schwarze 1231: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1232: TPremain = 0;
1.30 schwarze 1233: outflags |= MMAN_nl;
1234: font_push('B');
1235: if (LIST_bullet == bln->norm->Bl.type)
1236: print_word("o");
1237: else
1238: print_word("-");
1239: font_pop();
1240: break;
1241: case (LIST_enum):
1.35 schwarze 1242: print_width(bln->norm->Bl.width, NULL, 0);
1.37 schwarze 1243: TPremain = 0;
1.30 schwarze 1244: outflags |= MMAN_nl;
1245: print_count(&bln->norm->Bl.count);
1.3 schwarze 1246: break;
1.31 schwarze 1247: case (LIST_hang):
1.35 schwarze 1248: print_width(bln->norm->Bl.width, n->child, 6);
1.37 schwarze 1249: TPremain = 0;
1.32 schwarze 1250: break;
1251: case (LIST_tag):
1.37 schwarze 1252: print_width(bln->norm->Bl.width, n->child, 0);
1253: putchar('\n');
1254: outflags &= ~MMAN_spc;
1255: return(1);
1.3 schwarze 1256: default:
1.32 schwarze 1257: return(1);
1.3 schwarze 1258: }
1.20 schwarze 1259: outflags |= MMAN_nl;
1.30 schwarze 1260: default:
1261: break;
1.1 schwarze 1262: }
1263: return(1);
1.30 schwarze 1264: }
1265:
1266: static void
1267: post_it(DECL_ARGS)
1268: {
1269: const struct mdoc_node *bln;
1270:
1.33 schwarze 1271: bln = n->parent->parent;
1272:
1273: switch (n->type) {
1274: case (MDOC_HEAD):
1.30 schwarze 1275: switch (bln->norm->Bl.type) {
1276: case (LIST_diag):
1277: outflags &= ~MMAN_spc;
1278: print_word("\\ ");
1279: break;
1280: case (LIST_ohang):
1281: outflags |= MMAN_br;
1282: break;
1283: default:
1284: break;
1285: }
1.33 schwarze 1286: break;
1287: case (MDOC_BODY):
1.43 schwarze 1288: switch (bln->norm->Bl.type) {
1289: case (LIST_bullet):
1290: /* FALLTHROUGH */
1291: case (LIST_dash):
1292: /* FALLTHROUGH */
1293: case (LIST_hyphen):
1294: /* FALLTHROUGH */
1295: case (LIST_enum):
1296: /* FALLTHROUGH */
1297: case (LIST_hang):
1298: /* FALLTHROUGH */
1299: case (LIST_tag):
1300: assert(Bl_stack_len);
1301: Bl_stack[--Bl_stack_len] = 0;
1302:
1303: /*
1304: * Our indentation had to be restored
1305: * after a child display.
1306: * Close out that indentation block now.
1307: */
1308: if (Bl_stack_post[Bl_stack_len]) {
1309: print_line(".RE", MMAN_nl);
1310: Bl_stack_post[Bl_stack_len] = 0;
1311: }
1312:
1313: /*
1314: * We are inside an enclosing list.
1315: * Restore the indentation of that list.
1316: */
1317: if (Bl_stack_len && Bl_stack[Bl_stack_len - 1])
1318: print_line(".RE", MMAN_nl);
1319: break;
1320: case (LIST_column):
1321: if (NULL != n->next) {
1322: putchar('\t');
1323: outflags &= ~MMAN_spc;
1324: }
1325: break;
1326: default:
1327: break;
1.33 schwarze 1328: }
1329: break;
1330: default:
1331: break;
1.30 schwarze 1332: }
1.14 schwarze 1333: }
1334:
1335: static void
1336: post_lb(DECL_ARGS)
1337: {
1338:
1.21 schwarze 1339: if (SEC_LIBRARY == n->sec)
1340: outflags |= MMAN_br;
1.24 schwarze 1341: }
1342:
1343: static int
1344: pre_lk(DECL_ARGS)
1345: {
1346: const struct mdoc_node *link, *descr;
1347:
1348: if (NULL == (link = n->child))
1349: return(0);
1350:
1351: if (NULL != (descr = link->next)) {
1.26 schwarze 1352: font_push('I');
1.24 schwarze 1353: while (NULL != descr) {
1354: print_word(descr->string);
1355: descr = descr->next;
1356: }
1357: print_word(":");
1.26 schwarze 1358: font_pop();
1.24 schwarze 1359: }
1360:
1.26 schwarze 1361: font_push('B');
1.24 schwarze 1362: print_word(link->string);
1.26 schwarze 1363: font_pop();
1.24 schwarze 1364: return(0);
1.1 schwarze 1365: }
1366:
1367: static int
1.26 schwarze 1368: pre_li(DECL_ARGS)
1369: {
1370:
1371: font_push('R');
1372: return(1);
1373: }
1374:
1375: static int
1.1 schwarze 1376: pre_nm(DECL_ARGS)
1377: {
1.38 schwarze 1378: char *name;
1.1 schwarze 1379:
1.23 schwarze 1380: if (MDOC_BLOCK == n->type)
1381: pre_syn(n);
1.1 schwarze 1382: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1383: return(1);
1.42 schwarze 1384: name = n->child ? n->child->string : meta->name;
1.38 schwarze 1385: if (NULL == name)
1.23 schwarze 1386: return(0);
1.38 schwarze 1387: if (MDOC_HEAD == n->type) {
1388: if (NULL == n->parent->prev)
1389: outflags |= MMAN_sp;
1390: print_block(".HP", 0);
1391: printf(" %ldn", strlen(name) + 1);
1392: outflags |= MMAN_nl;
1393: }
1.26 schwarze 1394: font_push('B');
1.1 schwarze 1395: if (NULL == n->child)
1.42 schwarze 1396: print_word(meta->name);
1.1 schwarze 1397: return(1);
1398: }
1399:
1400: static void
1401: post_nm(DECL_ARGS)
1402: {
1403:
1404: if (MDOC_ELEM != n->type && MDOC_HEAD != n->type)
1405: return;
1.26 schwarze 1406: font_pop();
1.25 schwarze 1407: }
1408:
1409: static int
1410: pre_no(DECL_ARGS)
1411: {
1412:
1413: outflags |= MMAN_spc_force;
1414: return(1);
1.1 schwarze 1415: }
1416:
1417: static int
1418: pre_ns(DECL_ARGS)
1419: {
1420:
1.20 schwarze 1421: outflags &= ~MMAN_spc;
1.1 schwarze 1422: return(0);
1423: }
1424:
1.3 schwarze 1425: static void
1426: post_pf(DECL_ARGS)
1427: {
1428:
1.20 schwarze 1429: outflags &= ~MMAN_spc;
1.3 schwarze 1430: }
1431:
1.1 schwarze 1432: static int
1433: pre_pp(DECL_ARGS)
1434: {
1435:
1.36 schwarze 1436: if (MDOC_It != n->parent->tok)
1437: outflags |= MMAN_PP;
1438: outflags |= MMAN_sp | MMAN_nl;
1439: outflags &= ~MMAN_br;
1.34 schwarze 1440: return(0);
1441: }
1442:
1443: static int
1444: pre_rs(DECL_ARGS)
1445: {
1446:
1447: if (SEC_SEE_ALSO == n->sec) {
1.36 schwarze 1448: outflags |= MMAN_PP | MMAN_sp | MMAN_nl;
1449: outflags &= ~MMAN_br;
1.34 schwarze 1450: }
1451: return(1);
1.12 schwarze 1452: }
1453:
1454: static int
1455: pre_sm(DECL_ARGS)
1456: {
1457:
1458: assert(n->child && MDOC_TEXT == n->child->type);
1459: if (0 == strcmp("on", n->child->string))
1.27 schwarze 1460: outflags |= MMAN_Sm | MMAN_spc;
1.12 schwarze 1461: else
1.20 schwarze 1462: outflags &= ~MMAN_Sm;
1.12 schwarze 1463: return(0);
1.1 schwarze 1464: }
1465:
1466: static int
1.3 schwarze 1467: pre_sp(DECL_ARGS)
1.1 schwarze 1468: {
1469:
1.41 schwarze 1470: if (MMAN_PP & outflags) {
1471: outflags &= ~MMAN_PP;
1.40 schwarze 1472: print_line(".PP", 0);
1.41 schwarze 1473: } else
1.40 schwarze 1474: print_line(".sp", 0);
1.1 schwarze 1475: return(1);
1476: }
1477:
1478: static void
1.3 schwarze 1479: post_sp(DECL_ARGS)
1.1 schwarze 1480: {
1481:
1.20 schwarze 1482: outflags |= MMAN_nl;
1.18 schwarze 1483: }
1484:
1485: static int
1.26 schwarze 1486: pre_sy(DECL_ARGS)
1487: {
1488:
1489: font_push('B');
1490: return(1);
1491: }
1492:
1493: static int
1.18 schwarze 1494: pre_vt(DECL_ARGS)
1495: {
1496:
1497: if (MDOC_SYNPRETTY & n->flags) {
1498: switch (n->type) {
1499: case (MDOC_BLOCK):
1.23 schwarze 1500: pre_syn(n);
1.18 schwarze 1501: return(1);
1502: case (MDOC_BODY):
1503: break;
1504: default:
1505: return(0);
1506: }
1507: }
1.26 schwarze 1508: font_push('I');
1.18 schwarze 1509: return(1);
1510: }
1511:
1512: static void
1513: post_vt(DECL_ARGS)
1514: {
1515:
1.19 schwarze 1516: if (MDOC_SYNPRETTY & n->flags && MDOC_BODY != n->type)
1.18 schwarze 1517: return;
1.26 schwarze 1518: font_pop();
1.1 schwarze 1519: }
1520:
1521: static int
1522: pre_xr(DECL_ARGS)
1523: {
1524:
1525: n = n->child;
1526: if (NULL == n)
1527: return(0);
1.42 schwarze 1528: print_node(meta, n);
1.1 schwarze 1529: n = n->next;
1530: if (NULL == n)
1531: return(0);
1.20 schwarze 1532: outflags &= ~MMAN_spc;
1533: print_word("(");
1.42 schwarze 1534: print_node(meta, n);
1.20 schwarze 1535: print_word(")");
1.1 schwarze 1536: return(0);
1.8 schwarze 1537: }
1538:
1539: static int
1540: pre_ux(DECL_ARGS)
1541: {
1542:
1.20 schwarze 1543: print_word(manacts[n->tok].prefix);
1.8 schwarze 1544: if (NULL == n->child)
1545: return(0);
1.20 schwarze 1546: outflags &= ~MMAN_spc;
1.45 schwarze 1547: print_word("\\ ");
1.20 schwarze 1548: outflags &= ~MMAN_spc;
1.8 schwarze 1549: return(1);
1.1 schwarze 1550: }
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